<template>
  <div>
<!--  <span>SidebarItem</span>-->
  <div>
<!--    <template v-if="hasOneShowingChild(item.children,item) && (!onlyOneChild.children||onlyOneChild.noShowingChildren)&&!item.alwaysShow">-->
<!--      <app-link v-if="onlyOneChild.meta" :to="resolvePath(onlyOneChild.path)">-->
<!--        <el-menu-item :index="resolvePath(onlyOneChild.path)" :class="{'submenu-title-noDropdown':!isNest}">-->
<!--          <item :icon="onlyOneChild.meta.icon||(item.meta&&item.meta.icon)" :title="onlyOneChild.meta.title" />-->
<!--        </el-menu-item>-->
<!--      </app-link>-->
<!--    </template>-->

    <el-submenu ref="subMenu" :index="resolvePath(item.path)" popper-append-to-body>
      <template slot="title">
        <i class="el-icon-location"></i>
        <span slot="title">{{item.name}}</span>
      </template>
      <submenu v-if="item.children">
        v-for="child in item.children"
        :key="child.path"
        :is-nest="true"
        :item="child"
        :base-path="resolvePath(child.path)"
        class="nest-menu"
      </submenu>
    </el-submenu>
  </div>
  </div>
</template>

<script>
import path from 'path'
import Logo from "./Logo";
// import { isExternal } from '@/utils/validate'
// import Item from './Item'
// import AppLink from './Link'
// import FixiOSBug from './FixiOSBug'

export default {
  name: 'submenu',
  // components: { Item, AppLink },
  // mixins: [FixiOSBug],
  props: {
    // route object
    item: {
      type: Object,
      required: true
    },
    isNest: {
      type: Boolean,
      default: false
    },
    basePath: {
      type: String,
      default: ''
    }
  },
  data() {
    // To fix https://github.com/PanJiaChen/vue-admin-template/issues/237
    // TODO: refactor with render function
    this.onlyOneChild = null
    return {}
  },
  methods: {
    hasOneShowingChild(children = [], parent) {
      const showingChildren = children.filter(item => {
        if (item.hidden) {
          return false
        } else {
          // Temp set(will be used if only has one showing child)
          this.onlyOneChild = item
          return true
        }
      })

      // When there is only one child router, the child router is displayed by default
      if (showingChildren.length === 1) {
        return true
      }

      // Show parent if there are no child router to display
      if (showingChildren.length === 0) {
        this.onlyOneChild = { ... parent, path: '', noShowingChildren: true }
        return true
      }

      return false
    },
    resolvePath(routePath) {
      // if (isExternal(routePath)) {
      //   return routePath
      // }
      // if (isExternal(this.basePath)) {
      //   return this.basePath
      // }
      return path.resolve(this.basePath, routePath)
    }
  }
}
</script>
